Actuator Options for Process Automation
Submitted by Corey Foster and Peter Jessee || Valin Corporation
The process industries have control valves with actuators designed to open, close, and control them. Many people prefer pneumatic actuators given their long history, reliability, and high performance.
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Control Valve Technology. How Do I Choose?
Submitted by Peter Jessee and Rick Ferdon
Application requirements are paramount, but don't overspend when a less expensive option will do.
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6 Points to Ponder When Selecting a Circulation Heater
Submitted by Ryan Kraus || Valin Corporation
In this article, featured in Process Heating Magazine, Ryan Kraus discusses the various criteria to consider when selecting a circulation heater.
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Calculating the Installed Flow and Gain of a Control Valve
Submitted by Jon Monsen || Valin Corporation
A simple process method based on the principle that piping pressure losses are approximately proportional to flow squared is presented.
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Averting a Gen-Set Disaster
A fuel leak in any part of a generator set can potentially be a catastrophe for the operator. But the issue can be tackled.
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How to Monitor Assets Remotely Today
Submitted by Corey Foster || Valin Corporation
As long as products have had ethernet ports, people have been asking for remote access to them. They believed they could just plug the devices into the internet, and it would all work. As more software tools became available and internet speeds increased, capable users found ways to give themselves access, however, there was a catch.
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Steam vs. Electric Heating — The Basics
Most facilities in the chemical process industries (CPI) require some form of heat. The amount of heat required, and the necessary level of consistency can vary from process to process. Regardless of the details, engineers must decide on a heating source that works best for a particular process.
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Silicon-Controlled Rectifier Power Controls: Worth the Investment
Submitted by Randy Mulvaney || Valin Corporation
In terms of what matters to most in the field today, it is safe to assume that reliability, flexibility, accuracy and cost are at the top of the list. With these factors in mind, implementing a silicon-controlled rectifier (SCR) control system for an electric heater is often an optimal approach.
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Maintaining an Enclosure’s Integrity
Submitted by Fred Gridley || Valin
Maintaining a consistent internal environment for your enclosures is critical for equipment to function properly. The National Electrical Manufacturers Association (NEMA) has defined standards for specific enclosures designed for the application and environment when correctly installed. Learn more.
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Electric Heaters for Natural Gas Compressor Stations
Submitted by Jon Cloy || Valin Corporation
Reducing the amount of hydrocarbon leakage from compressor stations is not only imperative for the environment, but for your bottom line. Compressor-related emissions can be reduced by using electric heaters to heat the pressurized natural gas.
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Instrumentation Fittings for Power Plants
Submitted by Greg Neneman || Valin Corporation
A lot must be reviewed before selecting the right fitting for power plant instrumentation applications. Among the choices are whether to use single- or double-ferrule designs; heat codes, lubrication, and corrosion resistance must also be considered.
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Magnetic Filtration – Are You Using it?
Submitted by Frank Schollmeier || Valin Corporation
In many machines, as much as 90% of all particles suspended in the oil can be iron or steel and can be particularly troublesome to operators. This article looks at the advantages and benefits of magnetic filtration and how it can often outperform traditional methods.
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Installation Practices Key to Successful Heat Tracing
Submitted by Jay Van Horn || Valin Corporation
Laying out an effective heat tracing design requires careful attention to detail. Every aspect of the system must be meticulously considered, including both the temperature requirements of the fluids being protected as well as the physical characteristics of the equipment being heat traced.
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Instrumentation Fittings — What You Need to Know
Submitted by Greg Neneman || Valin Corporation
In the world of instrumentation, there are a number of different topics discussed and analyzed. However, one that should not be overlooked is that of instrumentation fittings. Do you know what technologies are available? Do you know the strengths and/or weaknesses? Are there any new trends?
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Pulse Control Basics for Motion Control
Submitted by Ray Marquiss || Valin Corporation
For automating machines that require only two to three axes of electric actuators, pulse outputs may be the simplest way to go.
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Ammonia Vaporization: Have You Checked Your Process Heater?
Submitted by Patrick Bartell || Valin Corporation
Developing a strong preventative maintenance plan for plant shutdowns and turnarounds is the best way for operators to minimize the risk of equipment failure, which can lead to unnecessary shutdowns and ultimately, higher costs.
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Look To Data To Boost Reliability
Submitted by Corey Foster || Valin Corporation
Predicting your plant's future depends on collecting and analyzing the correct type and amount of equipment and process data. Predictive maintenance (PdM), much like "IIoT," "Industry 4.0," and "Plug n Play," may be exciting concepts, but many plants still aren't leveraging them fully. Learn more.
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Improving the Cleanliness of a Cleanroom
Submitted by Brian Sullivan, Frank Schollmeier, Tim Tritch || Valin Corporation
Depending on the industry and specific environment, different rooms will have different cleanroom classification requirements. There is information out there regarding how classifications are tested and determined, but not as much about how to improve a specific room's classification ranking.
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Nitrogen Generation in the Metal Industry
Submitted by Patrick Hyland || Valin Corporation
In the past, bulk storage systems have been used to house nitrogen on-site at the manufacturing plants, but this method of storage can result in a significant loss in revenue. So, what is the solution for plant owners? The answer begins with in-house nitrogen generation systems. Learn more.
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Optimizing Today’s Pneumatic Systems
Submitted by Bill Nevills || Valin Corporation
In the last ten years, the design of pneumatic manufacturers' online tools for sizing components has evolved, the fieldbus systems are ever-changing, component designs are constantly improving, and network devices such as the Industrial Internet of Things have reshaped the industry. Learn more.
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Controlling Compressor Vibration and Surge
Submitted by Jim Slama || Valin Corporation
Controlling vibration and surge is one of the most critical aspects of keeping centrifugal and reciprocating compressors up and running. If improperly monitored and maintained, these types of compressors can experience frequent functional issues and ultimately shorten their life span.
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Don't Just Shelve It: Care for Spares
Submitted by John Brokaw || Valin Corporation
We think of routine care and maintenance of a system to stave off failures as standard practice, but what about preventive maintenance of the replacement parts used when the system does fail?
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Best Practices: Pipe and Valve Selection for a Cooling System
Submitted by Ray Herrera || Valin Corporation
When selecting the pipes and valves for a cooling system, it is important to understand the options available—and the possible outcomes associated with each selection. Many factors can impact the effectiveness, longevity, and quality of the overall cooling system. Learn more.
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Coal-Fired Power Plants
Submitted by Nathan Ehresman || Valin Corporation
In today's coal-fired power generation plant, one element of critical preventative maintenance is keeping everything at a temperature that will prevent instrumentation from freezing. Learn more about the successful application of heat trace solutions in coal-fired power generation plants.
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